- Intel Gemini Lake Celeron J4125 J4105 Processors, 10W
- Gemini Lake is Non-Embedded, Planned Lifecycle to 2022
- CPU Mounted on Bottom for Easy Integration into Fanless Systems
- Supports 3 Displays, HDMI 4K @60Hz & eDP
- 12V DC-In & M.2 & Mini PCI-E
- ECO-design for EuP/ErP

Model NameNP891
Part NumberJNP891G32-4125
Form Factor2.5" Pico-ITX (100 x 72mm)
ProcessorIntel® Celeron J4125 Processor Quad Core 2.00 GHz - 2.70 GHz, 10W TDP
Intel® Celeron J4105 Processor Quad Core 1.50 GHz - 2.50 GHz, 10W TDP
* Ships with silver flat heatsink for direct attaching to surface
Memory1 * 260-pin DDR4-2400 up to 8GB Total
GraphicsIntel HD Graphics 600, 250MHz - 750MHz
AudioRealtek ALC662 HD Audio
Realtek ALC888 HD Audio (Manufacturered after April 2021)
LAN1 x Realtek RTL8111H Gigabit LAN
Storage1 x M.2 Slot (M-key, 2242 SATA only)
1 x SATA3 6Gb/s Connector
Super IOFINTEK F81804U
TPMIntel fTPM 2.0 (PTT) Trusted Computing Firmware
Back Panel Connectors
1 RJ-45 ports (10/100/1000)
2 HDMI 2.0 (4096 x 2160 @ 60Hz)
1 Micro SIM Card Slot
2 USB 3.0 ports
1 12V DC-in jack

Onboard I/O Connectors
1 M.2 Slot (M-key, 2242 SATA only)
1 Full Size Mini PCI-E Slot
1 SATA3 6Gb/s Connector
1 USB Pin Header (2.0 mm pitch) for up to 2 additional USB 2.0 Ports
1 Serial Port Headers (2.0 mm pitch) (RS232)
1 40-pin eDP (4096 x 2304 @ 60Hz)
1 AT/ATX Mode Jumper
1 8-bit GPIO Header
1 4-pin SMBUS Header
1 9-pin HD Audio Header
1 9-pin Front Panel Connector
1 4-pin Power-out Connector for 2.5" HDD/SSD
Power Supply for NP891
External Power Supply – the board can be powered with a +12V external power supply though a DC connector on the back panel. The rear +12V DC jack accepts plugs with an inner diameter (ID) of 2.5 mm and an outer diameter (OD) of 5.5 mm, where the inner contact is +12V (±5%) and the shell is GND.
Market Segments Supported
√ Digital Security & Surveillance
√ Digital Signage
√ Gaming
√ Industrial Automation/Control
√ Medical
√ Retail (POS/Kiosk/ATM)
√ Networking/Storage Server/Mail Server/Print Server
√ Thin Client
Operating Temperature : 0 ~ 40°C
Storage Temperature : -20 ~ 85°C
Ordering Info
Part Number Description
JNP891G32-4125 Celeron J4125 Pico-ITX motherboard with heatsink and 32G eMMC
JNP891G32-4105 Celeron J4105 Pico-ITX motherboard with heatsink and 32G eMMC
HCSMIPCIWIFIB-F (Incl) Mini PCIe plate
X-TOOL114-F (Incl) Extra 2.54mm & 2.00mm jumpers
OS Support List
Windows Linux
Windows 10 64bit ver. 1709 or newer CentOS 18.10
Win 10 IoT 2019 Enterprise 64-bit Fedora 29.1.2
openSUSE 15
Ubuntu 18.04
pfSense 2.4.4
FreeNAS 11.2
RedHat Enterprise 7.5
Andriod x86 8.1_rc2
NP891 BIOS A05 Release Date 2021-11-30
Description Update OS Select Options.
Download  BAUAJA05.zip
Installation Instructions for UEFI 1. Unzip the file and copy to the USB flash drive with FAT32 format.
2. Insert USB and press [F7] on boot to select "UEFI: Built-in EFI Shell"
3. Type "fs0:" to change path when you see Shell prompt.
4. Type "BAUAJA05" to auto update BIOS.
5. Power off the system after the update finished.
Revised History [A04]. Support mini PCIe to M.2 Daughter Boards.
[A03]. Support ALC888 Audio.
[A02]. Update Microcode for INTEL SA-00233.
[A01]. Initial BIOS.

· Please do not flash the BIOS UNLESS your system has a BIOS-related issue. Flashing the wrong BIOS can cause irreparable damage to the system.
· Please be aware that by flashing this BIOS you agree that in the event of a BIOS flash failure, you must contact your dealer for a BIOS replacement. There are no exceptions to this policy. Jetway does not have a policy of replacing BIOS chips directly with end users.

Drivers for NP891
  Windows 10 (64 bit)
Chipset  inf.zip
Graphic  gfx.zip
Sound  audio.zip
LAN  rtllan.zip
ISH  ish_g.zip
TXE  txe_g.zip
2.0  G03-NP891-F.pdf
Power Consumption Report  Reports available upon request
Temperature Test Report  Reports available upon request
Watchdog/GPIO sample code  Watchdog and GPIO sample code for Windows and Linux